The RevAir Hose transmits power and reverse-air to the Wand. Perfectly smooth within, the Hose provides an unobstructed path for the longest of hair lengths. Compatible with the Original and New RevAir models.  ▼ WHEN TO REPLACE IT MAY BE TIME TO REPLACE IF: Your Hose Collar Becomes Cracked Your Filter Panel Knob is No Longer Not Locking in Place You See Visible Damage to Hose   (i.e. a cut or kink obstructing smooth airflow) ◄ REPLACEMENT INSTRUCTIONS BASE & HOSE CONNECTION Attach Hose to Base unit by sliding bottom tab of Filter Panel into the Base Housing Notch located at the Filter opening. Gently push Filter Panel forward so it is flush with Base Unit and securely covers Filter opening. Once Filter Panel is firmly in place, turn Filter Panel Latch clockwise to lock to Base Unit. WAND & HOSE CONNECTION Align the Key on the Hose with the Groove on the Wand. While holding the Strain Relief on the Hose, and the Wand in your other hand, push them together firmly. Complete a sharp clockwise turn to lock the Wand into Place. NO HEAT?! Double-check for a secure connection. ◄ SPECIFICATIONS DESCRIPTION Power Connector from Wand & Base NEW REVAIR HOSE LENGTH 5.5 ft | 1